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130011011 = 1371791783
BaseRepresentation
bin1111011111111…
…00111110000011
3100001122020120122
413233330332003
5231240323021
620522330455
73136034564
oct757747603
9301566518
10130011011
116742a219
1237659a2b
1320c207c0
14133a416b
15b631bab
hex7bfcf83

130011011 has 16 divisors (see below), whose sum is σ = 143861760. Its totient is φ = 116756640.

The previous prime is 130010999. The next prime is 130011047. The reversal of 130011011 is 110110031.

It is not a de Polignac number, because 130011011 - 222 = 125816707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130011011.

It is not an unprimeable number, because it can be changed into a prime (130011061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72026 + ... + 73808.

It is an arithmetic number, because the mean of its divisors is an integer number (8991360).

Almost surely, 2130011011 is an apocalyptic number.

130011011 is a deficient number, since it is larger than the sum of its proper divisors (13850749).

130011011 is a wasteful number, since it uses less digits than its factorization.

130011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946.

The product of its (nonzero) digits is 3, while the sum is 8.

The square root of 130011011 is about 11402.2371050597. The cubic root of 130011011 is about 506.5940039399.

Adding to 130011011 its reverse (110110031), we get a palindrome (240121042).

The spelling of 130011011 in words is "one hundred thirty million, eleven thousand, eleven".

Divisors: 1 13 71 79 923 1027 1783 5609 23179 72917 126593 140857 1645709 1831141 10000847 130011011